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PL/SQL - PROCEDURES. A subprogram is a program unit/module that performs a particular task. These subprograms are combined to form larger programs. Procedure created. SQL> execute coucou(3); bonjour 3. PL/SQL procedure successfully completed. Une fonction permet de retourner une 2>. Functions. 3>. Procedures: • A Procedure is a named PL/SQL Block, stored in the database. • A Procedure is generally used to perform PL/SQL Stored Procedure & Functions. Procedures and Functions are the subprograms which can be created and saved in the database as database objects. Stored procedures – groups of SQL and PL/SQL statements – allow you to move code that enforces business rules from your application to the database. Procedure and function is stored in the oracle database. They can be invoked or called by any PL/SQL block. ➢ Before a procedure or function is stored,Describe the differences between procedures and functions Functions must be called as part of a SQL or PL/SQL expression.